https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-5685 Lustre <p>We hit the following LBUG twice on two Lustre clients:</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java">LustreError: 116840:0:(lcommon_cl.c:1201:cl_file_inode_init()) Failure to initialize cl object [0x22b09fa54:0x1550:0x0]: -16 LustreError: 116850:0:(cl_lock.c:1128:cl_use_try()) ASSERTION( result != -38 ) failed: LustreError: 116850:0:(cl_lock.c:1128:cl_use_try()) LBUG Pid: 116850, comm: XXXXXXXXXXXXXXX Call Trace: [&lt;ffffffffa042c895&gt;] libcfs_debug_dumpstack+0x55/0x80 [libcfs] [&lt;ffffffffa042ce97&gt;] lbug_with_loc+0x47/0xb0 [libcfs] [&lt;ffffffffa05a7fa6&gt;] cl_use_try+0x2a6/0x2e0 [obdclass] [&lt;ffffffffa05a813d&gt;] cl_enqueue_try+0x15d/0x300 [obdclass] [&lt;ffffffffa05a8fff&gt;] cl_enqueue_locked+0x6f/0x1f0 [obdclass] [&lt;ffffffffa05a9c6e&gt;] cl_lock_request+0x7e/0x270 [obdclass] [&lt;ffffffffa0b61f00&gt;] cl_glimpse_lock+0x180/0x490 [lustre] [&lt;ffffffffa0b62775&gt;] cl_glimpse_size0+0x1a5/0x1d0 [lustre] [&lt;ffffffffa0b15528&gt;] ll_inode_revalidate_it+0x198/0x1c0 [lustre] [&lt;ffffffff81197036&gt;] ? final_putname+0x26/0x50 [&lt;ffffffffa0b15599&gt;] ll_getattr_it+0x49/0x170 [lustre] [&lt;ffffffffa0b156f7&gt;] ll_getattr+0x37/0x40 [lustre] [&lt;ffffffff81227b23&gt;] ? security_inode_getattr+0x23/0x30 [&lt;ffffffff8118f001&gt;] vfs_getattr+0x51/0x80 [&lt;ffffffff8118f094&gt;] vfs_fstatat+0x64/0xa0 [&lt;ffffffff811bd788&gt;] ? user_statfs+0x38/0xb0 [&lt;ffffffff8118f13e&gt;] vfs_lstat+0x1e/0x20 [&lt;ffffffff8118f164&gt;] sys_newlstat+0x24/0x50 [&lt;ffffffff810686d5&gt;] ? sys_sched_yield+0x55/0x60 [&lt;ffffffff8100b072&gt;] system_call_fastpath+0x16/0x1b </pre> </div></div> <p>Both time, it was the same user with two version of a code. We were not able to reproduce since.</p> RHEL6 w/ patched kernel 2.6.32-431.11.2.el6<br/> Lustre 2.4.3 + bullpatches LU-5685

(cl_lock.c:1128:cl_use_try()) ASSERTION( result != -38 )

Bug Minor Closed Cannot Reproduce Jinshan Xiong Bruno Travouillon p4b Tue, 30 Sep 2014 15:13:20 +0000 Thu, 8 Feb 2018 18:28:54 +0000 Thu, 8 Feb 2018 18:28:54 +0000 Lustre 2.4.3 0 5 <p>Jinshan is looking into this</p> <p>This should be a reproduction of <a href="https://jira.whamcloud.com/browse/LU-5062" title="LBUG: osc_req_attr_set" class="issue-link" data-issue-key="LU-5062"><del>LU-5062</del></a>. Now that this occurred at b2_4 so I will leave this ticket open and back port the patch.</p> <p>patch is here: <a href="http://review.whamcloud.com/12137" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/12137</a></p> <p>Thanks Jinshan.</p> <p>Are you aware of a backport to b2_5? We should upgrade soon to this maintenance release.</p> <p>b2_5 port <a href="http://review.whamcloud.com/#/c/12139/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/#/c/12139/</a></p> <p>We hit this bug in 2.5.3 as well.</p> <p>Bruno</p> <p>Were you carrying the <a href="https://jira.whamcloud.com/browse/LU-5062" title="LBUG: osc_req_attr_set" class="issue-link" data-issue-key="LU-5062"><del>LU-5062</del></a> patch against 2.5.3 when you hit this issue?</p> <p>Peter</p> <p>If you mean b2_5 port <a href="http://review.whamcloud.com/#/c/12139/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/#/c/12139/</a> , no, we don't have this patch in our build. Seems it need some more reviewers.</p> <p>Peter,</p> <p>Can we safely use the b2_5 port on top of 2.5.3?</p> <p>Yes that is fine</p> <p>This is about old cl_lock that doesn't exist any more</p> Related LU-5062 Development End date Thu, 20 Nov 2014 15:13:20 +0000 Rank 1|hzwxev: Rank (Obsolete) 15924 Severity Start date Tue, 30 Sep 2014 15:13:20 +0000